Finding the Third Proportional to 71,228 and 150,502

Step by Step Solution

1. Step 1: Write the proportion equation
   71,228 : 150,502 = 150,502 : x
2. Step 2: Convert to fraction form
   71,228/150,502 = 150,502/x
3. Step 3: Cross multiply
   71,228x = 150,502 × 150,502
4. Step 4: Simplify right side
   71,228x = 22,650,852,004
5. Step 5: Solve for x
   x = 22,650,852,004/71,228
6. Step 6: Final answer
   x = 318,004.89